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BSI 22/30452676 DC 2022

BSI 22/30452676 DC 2022

$13.70

BS ENISO 182-3 Plastics. Determination of the tendency of compounds and products based on vinyl chloride homopolymers and copolymers to evolve hydrogen chloride and any other acidic products at elevated temperatures – Part 3. Conductometric method

Published By Publication Date Number of Pages
BSI 2022 24
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PDF Catalog

PDF Pages PDF Title
6 Foreword
7 1 Scope
2 Normative references
8 3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
13 7 Preparation of test samples
7.1 PVC plastisols
7.2 PVC pellets, extrudates, mouldings, thick sheet, etc.
7.3 PVC film and sheet
7.4 PVC coatings
7.5 Cable and conductor insulation or sheating
8 Number of tests
9 Temperatures for dehydrochlorination
14 10 Test procedure
10.1 Preparation of test portion
10.2 Preliminary operations
10.3 Special precautions when using dehydrochlorination cell A
10.4 Preparation of the measurement cell
15 10.5 Decomposition of the test portion
11 Expression of results
12 Test report
13 Precision
13.1 Introduction
16 13.2 Repeatability
13.3 Reproducibility
13.4 Comparison with the pH-meter method (ISO 182-2)
13.5 Factors affecting the stability time
18 13.6 Conclusions
19 Annex A (informative) Cleaning of the apparatus
20 Annex B (informative) Calculation of repeatability and reproducibility — Conductometric and pH‑meter methods
22 Annex C (informative) Round robin test
24 Bibliography

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BSI 22/30452676 DC 2022
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